Impact of Mining on Lithosphere Ck12 21.6

What is required by U.S. law after mining is completed?

• The land must be used for industrial purposes

• The land must be sold

• The land must be restored to its natural state

• The land must be abandoned

What is the process of restoring the land to its natural state called?

• Remediation

• Reforestation

• Reclamation

• Recycling

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NGSS.MS-LS2-5

What can be a consequence of surface mining?

• Increased wildlife diversity

• Decrease in heavy metal content in the soil

• Improved air quality

• Lakes and streams may be inundated with sediment

What may be introduced into water and sediment due to mining?

• Organic fertilizers

• Heavy metals

• Clean energy particles

• Natural spring water

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-1

What is a potential use for a pit after mining is completed?

• It may be filled with water to create a lake

• It can be used as a public swimming pool

• It is used for the construction of skyscrapers

• It is always left open as a historical site

What is a common method to deal with underground mines post-mining?

• They become tourist attractions for spelunking

• They may be sealed off or left open as homes for bats

• They are used as underground cities

• They are converted into shopping malls

What does mine pollution primarily affect?

• The price of real estate

• Nearby water sources

• Cloud formation

• The local economy positively

Tags

NGSS.MS-LS2-4

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What is the purpose of mining standards set by the United States government?

• To ensure profitability of mining companies

• To protect water quality

• To increase the export of minerals

• To promote the use of heavy machinery

Tags

NGSS.MS-ESS2-4

What significant change in mining technique occurred in West Virginia by the 1970s?

• Implementation of safer tunneling methods

• Start of mountaintop removal mining

• Use of more advanced drilling equipment

• Introduction of underground mining

Based on the video clip, what is the name of the large mountaintop mine in West Virginia?

• Mountain King

• Appalachian Giant

• Hobet 21

• Coal Crown